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Individual Calculations July 2015 |
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| Zalkind, Konstantin Total change: 28.00 | |   |
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| Ramat Gan Masters Spring 2015 Level A Group 1 | Ramat Gan | ISR | 2015-04-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2128 | 2218 | 4.00 | 7 | -0.29 | 20 | -5.80 | |
|  Tal, Eyal | | | 2089 | ISR | 1.00 | 1 | 0.33 | 20 | 6.60 | |  Podeneshko, Evgeny | | | 2143 | ISR | 0.00 | 1 | -0.60 | 20 | -12.00 | | | Bronstein, Or | | | 1979 | ISR | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Kerner, Michael | | | 2043 | ISR | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Feldman, Antony | | | 1928 | ISR | 0.50 | 1 | -0.34 | 20 | -6.80 | | | Libman, Guy | | | 2245 | ISR | 0.50 | 1 | 0.04 | 20 | 0.80 | | | Soffer, Ram | g | | 2466 | ISR | 0.00 | 1 | -0.19 | 20 | -3.80 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | Herzliya Spring 2015 | Herzliya | ISR | 2015-04-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2214 | 2218 | 6.00 | 9 | 1.48 | 20 | 29.60 | |
| | Lotsov Har-Zahav, Avraham | | | 1931 | ISR | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Gamayev, Oleg | | | 2205 | ISR | 1.00 | 1 | 0.48 | 20 | 9.60 | | | Zilberman, Yaacov | g | | 2398 | ISR | 1.00 | 1 | 0.74 | 20 | 14.80 | | | Axelrod, Arie | f | | 2271 | ISR | 0.50 | 1 | 0.07 | 20 | 1.40 | | | Yerushalmi, Eran | | | 2008 | ISR | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Dvoirys, Semen I. | g | | 2573 | RUS | 0.00 | 1 | -0.11 | 20 | -2.20 | | | Kantsler, Boris | g | | 2428 | ISR | 0.50 | 1 | 0.27 | 20 | 5.40 | | | Bereslavsky, Michael | | | 2230 | RUS | 1.00 | 1 | 0.52 | 20 | 10.40 | | | Poleg, Dan | | | 1881 | ISR | 0.00 | 1 | -0.88 | 20 | -17.60 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | Liga Artzit Tzafon 2015 Round 7-9 | various | ISR | 2015-05-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2272 | 2221 | 1.50 | 3 | 0.21 | 20 | 4.20 | |
| | Golovin, Sergey | | | 2339 | ISR | 0.50 | 1 | 0.16 | 20 | 3.20 | | | Lambarski, Alexander | | | 2206 | ISR | 0.50 | 1 | -0.02 | 20 | -0.40 | | | Ben-Menachem, Itzhak | f | | 2272 | ISR | 0.50 | 1 | 0.07 | 20 | 1.40 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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